Rolex Calibre 13'' 72B/722 Parts List and Movement
Technical parts list and movement diagram for Rolex Calibre 13'' 72B or 722. Includes mainplate (100B), balance bridge (122-3B), balance assembly with hairspring (722B), stud (739-1B), screw set (5758D), spring for hairspring protection (6610B), stud support (7977), stud holder screw (7978), and stud screw (55051). Specifications: 30mm diameter, 6.95mm height, 18,000 vibrations per hour. Movement features chronograph with hour counter and 17 jewels. Multilingual technical nomenclature included.
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Document Details
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- Horlogerie